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Avamander
on May 26, 2023
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DARPA’s silent MHD magnetic drives for replacing n...
You can absolutely have an energy requirement cliff that has to be exceeded for a thing to work before you can even measure it's efficiency. Trying to push something from standstill vs. keeping it moving.
marcosdumay
on May 26, 2023
[–]
Yes, there exist stuff that behaves like this.
MHD isn't one.
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